Mount Maunganui - surf spot statistics

Best Surf Season (May - August)

Winter delivers the most consistent and surfable conditions at Mount Maunganui. The Tasman Sea and Southern Ocean fire up with a parade of deep low-pressure systems, generating a steady stream of mid-period swell from the NE quadrant. Ideal offshore winds from the SW through W quadrant blow over 48% of the time, grooming the waves into clean, rippable lines. Average wave heights sit around 1.3m – solid fun-size to head-high – and though periods dip slightly to 8-9 seconds, the combo of reliable swell and favorable wind makes this the go-to window.

Fair Surf Season (March - April & September - November)

During the transitional months, the balance shifts. Swell directions remain favorable from NE to ENE, but the wind becomes a coin flip. The percentage of offshore wind drops to 40-44%, with more frequent onshore NE breezes mixing in. Swell heights average 1.1-1.2m and periods are moderate (7-9s). You'll find plenty of fun sessions, but you need to pick your windows – early mornings often score the cleanest conditions before the seabreeze kicks in.

Low Surf Season (December - February)

Summer brings the highest percentage of onshore NE winds – the same direction as the dominant swell. This creates a classic windswell scenario: waves are often bumped out, choppy, and less user-friendly. Ideal wind drops to 36-39%, and although the swell direction is perfect (NE-ENE), the lack of quality wind limits good surf. Wave heights average 1.1-1.2m with longer periods near 9 seconds – the potential is there, but you've got to chase the rare day when a SW wind change or a tropical low aligns.

June: Peak Winter Consistency

June is the heart of winter and delivers the most consistent surf of the year. Swell from the optimal NE-ENE quadrant makes up 26% of the total, but now the N and NNW quadrants (14% combined) add more variety. Average wave height inches up to 1.3m, and the period sits at 8.0s – a sign of shorter-period, but punchy, local storm swell. The wind continues to cooperate: offshore wind from SW-W occurs 48% of the time, with WSW and W winds again the primary players. These winds often blow at 10-20 kph, perfect for grooming the wave face. The beach picks up a lot more swell energy from the north, which wraps in nicely given the NE exposure. Expect consistent, rideable surf with occasional pumping days when a stronger low passes. This is the month to charge.